PBS
When Ichthyosaurs Led a Revolution in the Seas
The marine reptiles Ichthyosaurs arose after The Great Dying, which wiped out at least 90 percent of life in the oceans, changing the seas forever and triggering a new evolutionary arms race between predator and prey.
PBS
The Sea Monster from the Andes
In 1977, a farmer was plowing his field on a plateau high in the Andes mountains when he stumbled upon a giant fossilized skeleton. How did this giant marine reptile end up high in the Andes Mountains?
SciShow
Underwater Discovery and Adventure: The Story of Jacques Cousteau
Learn about the famous red hat wearing underwater explorer Jacques Cousteau! Hosted by: Hank Green
SciShow
Our Boats Are Changing the Tide
We often think of the ocean’s tide as a simple rise and fall, connected to the motion of the Moon. But on any given shore, the reality is much more complex and oceanic scientists have realized recently that there’s another, more...
TED Talks
TED: What Saturn's most mysterious moon could teach us about the origins of life | Elizabeth "Zibi" Turtle
NASA's Dragonfly -- a robotic rotorcraft-lander that's designed to hop across the surface of an extraterrestrial body -- is set to voyage deep into the solar system to explore Titan, Saturn's largest moon, in 2026. Planetary scientist...
SciShow
The Story of the World's Favorite Fossil
What is the world's favorite fossil? Why the orthoceras of course! Hank will tell why that is in this episode of SciShow. Find out how you can get your very own orthoceras fossil.
TED Talks
TED: A dance to honor Mother earth | Jon Boogz and Lil Buck
Movement artists Jon Boogz and Lil Buck debut "Honor thy mother," a delicate, powerful performance of spoken word, violin and dance that draws on the tormented relationship between nature and humanity.
TED-Ed
TED-Ed: How much of human history is on the bottom of the ocean? - Peter Campbell
Sunken relics, ghostly shipwrecks, and lost cities aren't just wonders found in fictional adventures. Beneath the ocean's surface, there are ruins where people once roamed and shipwrecks loaded with artifacts from another time. Peter...
SciShow
Our Boats Are Changing the Tide
We often think of the ocean’s tide as a simple rise and fall, connected to the motion of the Moon. But on any given shore, the reality is much more complex and oceanic scientists have realized recently that there’s another, more...
TED-Ed
TED-ED: Why are fish fish-shaped? - Lauren Sallan
In tropical seas, flying fish leap out of the water, gliding for up to 200 meters, before dipping back into the sea. In the Indo-Pacific, a hunting sailfish swims up to 110 kilometers per hour. These feats are made possible by a fish's...
TED Talks
TED: The case to infect volunteers with COVID-19 to accelerate vaccine testing | Nir Eyal
Conventional vaccine testing is a slow, years-long process. As thousands of people continue to die each day from COVID-19, bioethicist Nir Eyal proposes a radical idea that could dramatically accelerate the vaccine development timeline:...
SciShow
Why Are Marine Mammals So Big
Marine mammals are famously large, but why is that? And is there a polar bear-sized sea otter in our future?
SciShow
Hydrogen: The Savior of the Shipping Industry
Huge container ships relying on fossil fuels transport all kinds of goods across the ocean, creating a huge climate change impact. But there's a better way to power this transport using, of all things, water.
SciShow
Underwater Discovery and Adventure: The Story of Jacques Cousteau
Learn about the famous red hat wearing underwater explorer Jacques Cousteau!
TED-Ed
TED-Ed: Can wildlife adapt to climate change? - Erin Eastwood
With rising temperatures and seas, massive droughts, and changing landscapes, successfully adapting to climate change is increasingly important. For humans, this can mean using technology to find solutions. But for some plants and...
PBS
From the Cambrian Explosion to the Great Dying
The first era of our current eon, the Paleozoic Era, is probably the most deceptively fascinating time in Earth's history. With near constant revolutions in life, punctuated by catastrophic extinctions, it is also one of the most chaotic.
Curated Video
Collaboration to Save Tuna: Indonesian and Japanese Efforts to Preserve a Valuable Resource
This video highlights the collaboration between Japanese buyers and Indonesian fishermen to address the declining tuna population in Indonesian seas. The establishment of a large tuna hatchery in Bali aims to sustain the supply of tuna...
Curated Video
Pollution: Water
How does water get polluted? Discover what water pollution means for the environment and how it affects humans. Earth Science - Human Impacts - Learning Points. Industry, agriculture and sewage all contribute to water pollution....
Curated Video
Expanding oceans
Why are sea levels rising at twice the rate that scientists predicted? Material processes - Changing materials - Expansion and conduction Learning Points Thermal expansion is due to molecules gaining energy. The thermal expansion of ice...
Curated Video
Water pollution
Life on Earth could not exist without water. However, human activities can cause water pollution. How can we prevent this? People and places -Human impact on the environment - Polluting our water Learning Points Human activity can...
Wonderscape
Bodies of Water by Land: Bays, Gulfs, and Coves
Learn about the unique features of bays, gulfs, and coves, and how their shapes and connections to land set them apart. Discover what makes a gulf's deep inlet different from a bay's wide opening and how coves provide sheltered spots...
Wonderscape
Exploring Water: Oceans, Seas, and More
Dive into the world of water, from the vast oceans that cover 71% of Earth's surface to the unique seas like the Mediterranean and the Dead Sea. Learn about the role of water as the "universal solvent" and the mysteries hidden in the...
Curated Video
What Is Sea Glass And Where Does It Come From?
The term ‘sea glass’ is used to refer to the small pieces of glass that are typically found on beaches along bays, seas, and oceans, but they can also be found on the banks of large rivers. Sea glass is weathered both physically and...